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Finding the Fourth Proportional to 426,652.76, 588,769.56 and 235,662.05

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Solution

The fourth proportional to 426,652.76, 588,769.56 and 235,662.05 is: 325,207.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,652.76 : 588,769.56 = 235,662.05 : x
  2. Step 2: Convert to fraction form
    426,652.76/588,769.56 = 235,662.05/x
  3. Step 3: Cross multiply
    426,652.76x = 588,769.56 × 235,662.05
  4. Step 4: Simplify right side
    426,652.76x = 138,750,638,543.35
  5. Step 5: Solve for x
    x = 138,750,638,543.35/426,652.76
  6. Step 6: Final answer
    x = 325,207.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.